Revert r128507 "Revert r128436 "relanding: disabled workspace_window_resizer test. fixed access-aft…

ash/monitor/monitor_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ASH_MONITOR_MONITOR_CONTROLLER_H_
 #define ASH_MONITOR_MONITOR_CONTROLLER_H_
 #pragma once
 
 #include <map>
 
@@ skipping 10 matching lines @@
 
 // MonitorController creates and maintains RootWindows for each
 // attached monitor, keeping them in sync with monitor configuration changes.
 class MonitorController : public aura::MonitorObserver {
  public:
   MonitorController();
   virtual ~MonitorController();
 
   // aura::MonitorObserver overrides:
   virtual void OnMonitorBoundsChanged(const aura::Monitor* monitor) OVERRIDE;
+  virtual void OnMonitorAdded(aura::Monitor* monitor) OVERRIDE;
+  virtual void OnMonitorRemoved(const aura::Monitor* monitor) OVERRIDE;
 
  private:
   void Init();
 
   std::map<const aura::Monitor*, aura::RootWindow*> root_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(MonitorController);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_MONITOR_MONITOR_CONTROLLER_H_